ScienceDirect: Difference between revisions

'''ScienceDirect''' is a website which provides subscription-based access to a large database of scientific and medical research. It hosts over 12 million pieces of content from 3,500 [[academic journal]]s and 34,000 [[e-books]].<ref>{{cite web |url= http://www.sciencedirect.com/| title= ScienceDirect |accessdate=17 February 2016 |}}</ref><ref>{{Cite web|url = http://www.relxgroup.com/investorcentre/reports%202007/Documents/2014/relxgroup_ar_2014.pdf |title =2014 RELX Annual Reports and Financial Statements|date = |accessdate = 17 February 2016|website = RELX Group|publisher = RELX Group|last = Reller|first = Tom}}</ref> The journals are grouped into four main sections: ''Physical Sciences and Engineering'', ''Life Sciences'', ''Health Sciences'', and ''Social Sciences and Humanities''. Article abstracts are freely available, but access to their full texts (in [[PDF]] and, for newer publications, also [[HTML]]) generally requirerequires a subscription or [[pay-per-view]] purchase.